7 Best Filters To Kill Your Online Distractions

Focus Booster is a free app for Windows and Mac users that function based on the Pomodoro Technique- The technique which uses a timer to break down periods of work into 25-minute intervals separated by five minute breaks. It is proven to be a productive way of work.

While this app doesn’t block particular websites, it makes you aware of how you spend each minute of your work hours.